Genus: Proxilodon HUTTENLOCKER, PARDO, SMALL & ANDERSON, 2013
Etymology: A latinized form of the Greek 'Euryodus', "broad-toothed" ('proxilus' = broad/wide {Latin}; '-odon' = tooth {Latin]

Species: bonneri (SCHULTZE & FOREMAN, 1981) HUTTENLOCKER, PARDO, SMALL & ANDERSON, 2013
= Euryodus? bonneri SCHULTZE & FORMEAN, 1981
Etymology: In honor of Orville Bonner of KUVP, who preparied the specimen; 'Bonner's Broad-tooth.'

Holotype: KU VP47367

Locality: Roadcut on Kansas State Highway 99, 1.5 miles northwest of Eskridge, Wabaunsee County, Kansas.

Horizon: Lower part of Speiser Formation (Shale), Council Grove Group.

Biostratigraphy:

Age: Cisuralian, Sakmarian stages, Middle Rotliegendes Epoch, Early Permian.

Material: A nearly complete, articulated skull with left lower jaw in place, but the right displaced below the skull, a few vertebrae and a humerus.

Skull after HUTTENLOCKER, PARDO, SMALL & ANDERSON, 2013. A) dorsal; B) lateral and C) new reconstruction.